Manual - TruAudio
Contents
1. 12 Channel 6 Zone Power Amplifier Description TRUAUDIO s 12 channel power amplifier is a perfect solution for those multi room audio installations that require flexibility and quality sound With smooth appearance and versatility this well constructed amplifier has many features to enhance your installation and can be customized to fit any system Features include individual input sensitivity control for each channel local source input for each channel and BUS 1 and BUS 2 source inputs bridging between channels and in and out auto sensing triggers The specially designed torroid transformers and cooling fans will minimize unwanted heat build up to ensure the long life of the amplifier No matter what brand of controller the system requires this 12 channel amplifier will deliver audiophile sound and maximize your listening experience Caution MAKE SURE TO READ THIS INSTRUCTION MANUAL BEFORE TURING THE POWER ON OR HOOKING UP THIS POWER AMPLIFIER Never expose the amplifier to any kind of moisture This piece should NOT be used near bath tubs sinks wet basements or swimming pools Also avoid placing this unit by heat sources such as radiators heat registers or stoves This unit should not be in direct sunlight Before connecting any cables to the amplifier the power mush be OFF When deciding on where to place the unit make sure there is plenty of airflow Do not set other components directly on top of the amplif2. blades with one wider than the other A grounding the apparatus has been damaged in any way such as power supply cord or type plug has two blades and a third grounding prong The wide blade or the plug is damaged liquid has been spilled or objects have fallen into the third prong are provided for your safety If the provided plug does not fit into apparatus the apparatus has been exposed to rain or moisture does not your outlet consult an electrician for replacernent of the obsolete outlet operate normally or has been dropped SoundVision Technologies dba TRUAUDIO PRODUCT WARRANTY All in wall in ceiling outdoor speakers volume controls and freestanding loudspeakers have a limited lifetime warranty This warranty includes lifetime parts and repair labor on all components Powered subwoofers and active electronics have a one 1 year limited warranty This warranty includes one 1 year parts and repair labor on all components TRUAUDIO s obligation under these warrantees is limited to repairing or replacing any component found defective in material or workmanship under normal conditions of use These warrantees shall not apply to products which have been abused modified disassembled or repaired by anyone other than TRUAUDIO or one of its appointed service centers Products to be repaired under this warranty must be returned to the factory or designated service center with all transportation and insurance charges pre paid
3. presence of important operation and maintenance REFER SERVICING TO QUALIFIED SERVICE PERSONNEL servicing instructions in the literature accompanying the appliance IMPORTANT SAFETY INSTRUCTIONS 1 Read Follow and Keep these instructions 10 Protect the power cord frorn being walked on or pinched particularly at plugs 2 Heed all warnings convenience receptacles and the point where they exit frorn the apparatus 3 Only connect this apparatus to a grounded outlet 11 Only use attachments accessories specified by themanufacturer 4 Ensure the main plug is undamaged and fully functional as a disconnect device 12 Use only with the cart stand tripod bracket or table 5 Do not use this apparatus near water specified by the manufacturer or sold with the 6 Clean only with dry cloth apparatus When a cart is used use caution when 7 Do not block any ventilation openings Install in accordance with the moving the cart apparatus combination to avoid manufacturer s instructions injury frorn tip over 8 Do not install near any heat sources such as radiators heat registers stoves 13 Unplug this apparatus during lightning storrns or LA or other apparatus including amplifiers that produce heat when unused for long periods of tine SAA 9 Do not defeat the safety purpose of the polarized or grounding type plug A 14 Refer all servicing to qualified service personnel Servicing is required when polarized plug has two
4. 12VDC out w 100mA Dimensions 3 9 H 16 4 W 14 5 D Weight 27 5 Ibs AMP 7012 Specifications Channels 12 channels 6 zones Power Output Continuous 70 watts ch 8 ohms 90 watts ch 4 ohms Bridged Power Output 120 watts ch 8 ohms Total Harmonic Distortion 0 01 Channel Separation gt 80dB Signal to Noise Ratio gt 98dB A Weighted Frequency range 5Hz 74kHz 3dB IM Distortion lt 0 03 19kHz 20kHz 1 1 IHF RL 8Q Safety ETL CE or CB Scheme Damping factor 150 Input Impedance all gt 17k ohms Input Sensitivity 45m Vrms 3Vrms Input requirements domestic 115VAC 60 Hz 230VAC 50Hz Trigger IN 3 30VAC or DC Trigger OUT 12VDC out w 100mA Dimensions H 6 3 4 with feet W 17 D 16 1 2 Weight 47 5 lbs re WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE e THIS APPLIANCE SHALL NOT BE EXPOSED TO DRIPPING OR SPLASHING WATER AND THAT NO OBJECT FILLED WITH LIQUIDS SUCH AS VASES SHALL BE PLACED ON APPARATUS This symbol is intended to alert the user to the CAUTION presence of uninsulated dangerous voltage within the product s enclosure that may be of RISK OF ELECTRIC SHOCK i DO NOT OPEN sufficient magnitude to constitute a risk of electric shock to persons WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK This symbol is intended to alert the user to the NO USER SERVICEABLE PARTS INSIDE
5. It is the policy of TRUAUDIO to continuously incorporate improvements into our products All specifications are subject to change without notice If you have any questions regarding this or any other TRUAUDIO products please call 1 888 858 1555 Monday Friday 7 00 am 6 00 pm MST TRUAUDIO Speaker Systems St George Utah 84790 Office 435 986 1574 Fax 435 251 9815 D
6. eat this for each channel and or zone Then on the zones you want to access one of the BUS sources put the input switch into the appropriate setting 1 or 2 position Proceed to connect the speaker cable to the amplifier as per the instruction the Stereo Connection section of this manual General Maintenance and Service The front panel is finished with a high grade anodizing process to ensure that it maintains a flawless appearance Occasionally you should wipe off any dust build up with a damp soft cloth DO NOT use any kind of cleaning solution or cleanser on these units If for some reason the amplifier needs to be repaired please contact us immediately We will issue a Return Authorization Number RA as well as a UPS call tag for the return This unit should not be shipped back to TRUAUDIO without the RA DO NOT attempt to open or dismantle this amplifier THIS WILL VOID THE WARRANTY SYMPTOM POSSIBLE CAUSE AND TEST PROCEDURE No sound on one channel pair and zone Check that connections are secure and LED is red that there are no loose strands of wire crossing from positive to negative terminals at the back of the amplifier and or speaker Disconnect the speaker wire at both ends Separate the two conductors at both ends and test with a meter for a short circuit If there is no short connect the two conductors at one end and test for continuity Hum from all the speakers Hum can be caused d
7. eptacle A standard male receptacle that fits a 3 conductor power cord Amplifier Connection Always turn off the power of your amplifier processor preamp and all input playback units before any connections are made Before turning your amplifier and preamp back on make sure your volume is turned all the way down Remember the cooling issues mentioned earlier in this manual Improper airflow will reduce the life of the amplifier When deciding on the final location keep in mind that there needs to be adequate space behind the amp to fit the speaker cables and patch cables Stereo Connection Use a good quality RCA type patch cord Connect the right and left output from the processor to the right and left input jacks on the back of the amplifier Repeat this for each channel and or zone The BR ST switch should be in the Stereo position Connect the speaker cable coming from each pair of speakers to the Speaker Input connector on the back of the amplifier This connecter is removable to make connection easier When connecting the cable to the connector check for any wire strands that might be sticking out the connection terminal that might cause a short These amplifiers are stable down to 4 ohms The impedance with the connected speakers should not be lower than 4 ohms Bridged Connection The bridging mode is meant for a single speaker and high power application such as Home Theater In the bridged mode the s
8. ier If other components must be placed on top of this piece you must use some kind of spacers If it will be installed into a cabinet the cabinet should have proper airflow Adding an additional cooling fan might be necessary Make sure the speakers that will be connected to this unit can handle the output power of the amplifier We suggest NOT to use any kind of extension cord unless it is polarized and made from heavy gauge wire If at all possible plug this unit directly into the wall outlet or surge protection General Information and Features Front Panel Power Switch This is used to turn the unit on or off LED Indicators There is one LED indicator for the power and each zone When first turning the power on the power LED will come on red and then switch to blue to indicate the amplifier is in a ready mode if there is no audio active to any of the inputs approximately 15 minutes later the power light will turn red to indicate it s in sleep mode Zone LED lights will come on blue as each zone senses an audio source to the zone input In case of a fault to a particular zone the LED changes to RED If the fault remains the corresponding LED remains red If the short circuit is momentary then the zone LED changes to red and then switches to solid blue after a few seconds Once all zones are cleared of faults the front LED s will turn blue as long as they are active if no audio source in present the lights will turn
9. off to indicate the zones are in sleep mode Rear Panel BUS 1 and 2 Inputs There are right and left RCA style connectors labeled as 1 amp 2 These inputs are used for sending a single audio source i e CD Tuner MP3 etc to more than one zone For using this feature correctly see Amplifier Connection later in this manual BUS 1 amp 2 Output There are right and left RCA style connectors labeled as 1 amp 2 These outputs are used to loop the audio source that is connected to the BUS INPUTS out to a second AMP7012 Individual Zone Line Inputs These RCA style input connectors are the audio inputs for each individual channel of the amplifier These inputs are to have audio sources dedicated to a single channel or zone on the amplifier We suggest using a good quality RCA patch cable for best performance The RCA inputs are labeled Left and Right BR ST Switch This is used to switch each individual zone between stereo or bridged BUS LINE IN switch this is used to indicate which input the individual channel or zone will receive audio source from Sensitivity Adjustment There is an adjustment for the different voltage inputs with each source 75mVrms 3Vrms Set the control so that the speakers are not distorting Speaker Terminals These Phoenix type terminal connectors are used to connect the speaker to each zone 3 Conductor AC Cord Rec
10. peakers should be 8 ohm minimum Make sure the amplifier power is OFF before making connections Connect the right and left outputs from the audio source to the right or left inputs of the zone you are bridging Repeat this for each zone you want in bridged mode The BR ST switch should be in the bridged BR position Make sure the switch is in this mode only on the zones you want bridged Connect the speaker cables coming from one speaker to the speaker input connector on the back of the amplifier For bridging one speaker will connect to one connector Make sure to follow the labeling on the back of the amp where the speaker input connector is for the bridged zone The speaker input connector is removable to make connection easier When connecting the cable to the connector check for any wire strands that might be sticking out the connection terminal that might cause a short BUS 1 amp 2 Connection The BUS inputs are used to input audio sources such as a preamp CD tuner and MP3 player over multiple zones For example you could have a CD player on BUS 1 that goes to zones 1 and 2 and a MP3 player going to zones 3 and 4 The other two zones could have independent input sources When designing a single source multiple zone system this mode is perfect Use a good quality RCA type patch cord Connect the right and left outputs from the preamp to the right and left inputs connectors on the back of the amplifier Rep
11. ue to a ground potential difference between connected components especially those connected to antenna or cable TV feeds 2 Check for faulty cables faulty source signals an ungrounded phono system cable feed and or a defective component Reverse the AC plug of the components with non polarized plugs Test the AC receptacle using a ground tester Sound is distorted on one or more channels at normal volume Check the setting on the SEN ADJ knob You may need to turn down controls Bass is weak and stereo sound is Check that the bridging switch is off If phasey two adjacent channels are connected normally but the bridging switch is set to the bridged position the two speakers will be out of phase The speakers may be wired out of phase Recheck polarity and reverse the connections on the back of one speaker if necessary AMP 3512 Specifications Channels 12 channels 6 zones Power Output Continuous 35 watts ch 8 Q Bridged Power Output 90 watts ch 8 Q Total Harmonic Distortion 0 01 Channel Separation gt 80dB Signal to Noise Ratio gt 89dB A weighted Frequency range 5Hz 74kHz 3dB IM Distortion lt 0 03 19kHz 20kHz 1 1 IHF RL 8Q Safety ETL CE or CB scheme Damping factor 7261 10 Input Impedance all gt 17k Q Input Sensitivity 75m Vrms 3Vrms Input requirements domestic 120VAC 50 60Hz Trigger IN 3 30VAC or DC Trigger OUT
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